1 /* 2 * Copyright (c) 2011 Adrian Chadd, Xenion Pty Ltd. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 14 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 16 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 17 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 18 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 19 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 20 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 21 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 22 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 23 * SUCH DAMAGE. 24 * 25 * $FreeBSD$ 26 */ 27 28 #include "diag.h" 29 30 #include "ah.h" 31 #include "ah_internal.h" 32 33 #ifndef ATH_DEFAULT 34 #define ATH_DEFAULT "ath0" 35 #endif 36 37 #include <getopt.h> 38 #include <errno.h> 39 #include <err.h> 40 #include <stdlib.h> 41 #include <string.h> 42 #include <ctype.h> 43 #include <unistd.h> 44 45 struct radarhandler { 46 struct ath_diag atd; 47 int s; 48 struct ifreq ifr; 49 int ah_devid; 50 }; 51 52 int 53 radar_opendev(struct radarhandler *radar, const char *devid) 54 { 55 HAL_REVS revs; 56 57 radar->s = socket(AF_INET, SOCK_DGRAM, 0); 58 if (radar->s < 0) { 59 warn("socket"); 60 return 0; 61 } 62 63 strncpy(radar->atd.ad_name, devid, sizeof (radar->atd.ad_name)); 64 65 /* Get the hardware revision, just to verify things are working */ 66 radar->atd.ad_id = HAL_DIAG_REVS; 67 radar->atd.ad_out_data = (caddr_t) &revs; 68 radar->atd.ad_out_size = sizeof(revs); 69 if (ioctl(radar->s, SIOCGATHDIAG, &radar->atd) < 0) { 70 warn(radar->atd.ad_name); 71 return 0; 72 } 73 radar->ah_devid = revs.ah_devid; 74 return 1; 75 } 76 77 void 78 radar_closedev(struct radarhandler *radar) 79 { 80 close(radar->s); 81 radar->s = -1; 82 } 83 84 void 85 radarset(struct radarhandler *radar, int op, u_int32_t param) 86 { 87 HAL_PHYERR_PARAM pe; 88 89 pe.pe_firpwr = HAL_PHYERR_PARAM_NOVAL; 90 pe.pe_rrssi = HAL_PHYERR_PARAM_NOVAL; 91 pe.pe_height = HAL_PHYERR_PARAM_NOVAL; 92 pe.pe_prssi = HAL_PHYERR_PARAM_NOVAL; 93 pe.pe_inband = HAL_PHYERR_PARAM_NOVAL; 94 pe.pe_enabled = HAL_PHYERR_PARAM_NOVAL; 95 96 pe.pe_relpwr = HAL_PHYERR_PARAM_NOVAL; 97 pe.pe_relstep = HAL_PHYERR_PARAM_NOVAL; 98 pe.pe_maxlen = HAL_PHYERR_PARAM_NOVAL; 99 pe.pe_usefir128 = HAL_PHYERR_PARAM_NOVAL; 100 pe.pe_blockradar = HAL_PHYERR_PARAM_NOVAL; 101 pe.pe_enmaxrssi = HAL_PHYERR_PARAM_NOVAL; 102 103 pe.pe_extchannel = HAL_PHYERR_PARAM_NOVAL; 104 pe.pe_enrelpwr = HAL_PHYERR_PARAM_NOVAL; 105 pe.pe_en_relstep_check = HAL_PHYERR_PARAM_NOVAL; 106 107 switch (op) { 108 case DFS_PARAM_ENABLE: 109 pe.pe_enabled = param; 110 break; 111 case DFS_PARAM_FIRPWR: 112 pe.pe_firpwr = param; 113 break; 114 case DFS_PARAM_RRSSI: 115 pe.pe_rrssi = param; 116 break; 117 case DFS_PARAM_HEIGHT: 118 pe.pe_height = param; 119 break; 120 case DFS_PARAM_PRSSI: 121 pe.pe_prssi = param; 122 break; 123 case DFS_PARAM_INBAND: 124 pe.pe_inband = param; 125 break; 126 case DFS_PARAM_RELPWR: 127 pe.pe_relpwr = param; 128 break; 129 case DFS_PARAM_RELSTEP: 130 pe.pe_relstep = param; 131 break; 132 case DFS_PARAM_MAXLEN: 133 pe.pe_maxlen = param; 134 break; 135 case DFS_PARAM_USEFIR128: 136 pe.pe_usefir128 = param; 137 break; 138 case DFS_PARAM_BLOCKRADAR: 139 pe.pe_blockradar = param; 140 break; 141 case DFS_PARAM_MAXRSSI_EN: 142 pe.pe_enmaxrssi = param; 143 break; 144 case DFS_PARAM_EN_EXTCH: 145 pe.pe_extchannel = param; 146 break; 147 case DFS_PARAM_RELPWR_EN: 148 pe.pe_enrelpwr = param; 149 break; 150 case DFS_PARAM_RELSTEP_EN: 151 pe.pe_en_relstep_check = param; 152 break; 153 } 154 155 radar->atd.ad_id = DFS_SET_THRESH | ATH_DIAG_IN; 156 radar->atd.ad_out_data = NULL; 157 radar->atd.ad_out_size = 0; 158 radar->atd.ad_in_data = (caddr_t) &pe; 159 radar->atd.ad_in_size = sizeof(HAL_PHYERR_PARAM); 160 if (ioctl(radar->s, SIOCGATHPHYERR, &radar->atd) < 0) 161 err(1, radar->atd.ad_name); 162 } 163 164 static void 165 radar_get(struct radarhandler *radar) 166 { 167 HAL_PHYERR_PARAM pe; 168 169 radar->atd.ad_id = DFS_GET_THRESH | ATH_DIAG_DYN; 170 memset(&pe, 0, sizeof(pe)); 171 172 radar->atd.ad_in_data = NULL; 173 radar->atd.ad_in_size = 0; 174 radar->atd.ad_out_data = (caddr_t) &pe; 175 radar->atd.ad_out_size = sizeof(pe); 176 177 if (ioctl(radar->s, SIOCGATHPHYERR, &radar->atd) < 0) 178 err(1, radar->atd.ad_name); 179 180 printf("Radar parameters (raw):\n"); 181 printf(" pe_enabled: %d\n", pe.pe_enabled); 182 printf(" pe_firpwr: %d\n", pe.pe_firpwr); 183 printf(" pe_rrssi: %d\n", pe.pe_rrssi); 184 printf(" pe_height: %d\n", pe.pe_height); 185 printf(" pe_prssi: %d\n", pe.pe_prssi); 186 printf(" pe_inband: %d\n", pe.pe_inband); 187 printf(" pe_relpwr: %d\n", pe.pe_relpwr); 188 printf(" pe_relstep: %d\n", pe.pe_relstep); 189 printf(" pe_maxlen: %d\n", pe.pe_maxlen); 190 printf(" pe_usefir128: %d\n", pe.pe_usefir128); 191 printf(" pe_blockradar: %d\n", pe.pe_blockradar); 192 printf(" pe_enmaxrssi: %d\n", pe.pe_enmaxrssi); 193 printf(" pe_extchannel: %d\n", pe.pe_extchannel); 194 printf(" pe_enrelpwr: %d\n", pe.pe_enrelpwr); 195 printf(" pe_en_relstep_check: %d\n", pe.pe_en_relstep_check); 196 } 197 198 static int 199 radar_set_param(struct radarhandler *radar, const char *param, 200 const char *val) 201 { 202 int v; 203 204 v = atoi(val); 205 206 if (strcmp(param, "enabled") == 0) { 207 radarset(radar, DFS_PARAM_ENABLE, v); 208 } else if (strcmp(param, "firpwr") == 0) { 209 radarset(radar, DFS_PARAM_FIRPWR, v); 210 } else if (strcmp(param, "rrssi") == 0) { 211 radarset(radar, DFS_PARAM_RRSSI, v); 212 } else if (strcmp(param, "height") == 0) { 213 radarset(radar, DFS_PARAM_HEIGHT, v); 214 } else if (strcmp(param, "prssi") == 0) { 215 radarset(radar, DFS_PARAM_PRSSI, v); 216 } else if (strcmp(param, "inband") == 0) { 217 radarset(radar, DFS_PARAM_INBAND, v); 218 } else if (strcmp(param, "relpwr") == 0) { 219 radarset(radar, DFS_PARAM_RELPWR, v); 220 } else if (strcmp(param, "relstep") == 0) { 221 radarset(radar, DFS_PARAM_RELSTEP, v); 222 } else if (strcmp(param, "maxlen") == 0) { 223 radarset(radar, DFS_PARAM_MAXLEN, v); 224 } else if (strcmp(param, "usefir128") == 0) { 225 radarset(radar, DFS_PARAM_USEFIR128, v); 226 } else if (strcmp(param, "blockradar") == 0) { 227 radarset(radar, DFS_PARAM_BLOCKRADAR, v); 228 } else if (strcmp(param, "enmaxrssi") == 0) { 229 radarset(radar, DFS_PARAM_MAXRSSI_EN, v); 230 } else if (strcmp(param, "extchannel") == 0) { 231 radarset(radar, DFS_PARAM_EN_EXTCH, v); 232 } else if (strcmp(param, "enrelpwr") == 0) { 233 radarset(radar, DFS_PARAM_RELPWR_EN, v); 234 } else if (strcmp(param, "en_relstep_check") == 0) { 235 radarset(radar, DFS_PARAM_RELSTEP_EN, v); 236 } else { 237 return 0; 238 } 239 240 return 1; 241 } 242 243 void 244 usage(const char *progname) 245 { 246 printf("Usage:\n"); 247 printf("\t%s: [-i <interface>] <cmd> (<arg>)\n", progname); 248 printf("\t%s: [-h]\n", progname); 249 printf("\n"); 250 printf("Valid commands:\n"); 251 printf("\tget:\t\tGet current radar parameters\n"); 252 printf("\tset <param> <value>:\t\tSet radar parameter\n"); 253 } 254 255 int 256 main(int argc, char *argv[]) 257 { 258 struct radarhandler radar; 259 const char *devname = ATH_DEFAULT; 260 const char *progname = argv[0]; 261 262 memset(&radar, 0, sizeof(radar)); 263 264 /* Parse command line options */ 265 if (argc >= 2 && strcmp(argv[1], "-h") == 0) { 266 usage(progname); 267 exit(0); 268 } 269 if (argc >= 2 && strcmp(argv[1], "-?") == 0) { 270 usage(progname); 271 exit(0); 272 } 273 274 if (argc >= 2 && strcmp(argv[1], "-i") == 0) { 275 if (argc == 2) { 276 usage(progname); 277 exit(127); 278 } 279 devname = argv[2]; 280 argc -= 2; argv += 2; 281 } 282 283 /* At this point we require at least one command */ 284 if (argc == 1) { 285 usage(progname); 286 exit(127); 287 } 288 289 if (radar_opendev(&radar, devname) == 0) 290 exit(127); 291 292 if (strcasecmp(argv[1], "get") == 0) { 293 radar_get(&radar); 294 } else if (strcasecmp(argv[1], "set") == 0) { 295 if (argc < 4) { 296 usage(progname); 297 exit(127); 298 } 299 if (radar_set_param(&radar, argv[2], argv[3]) == 0) { 300 usage(progname); 301 exit(127); 302 } 303 } else { 304 usage(progname); 305 exit(127); 306 } 307 308 /* wrap up */ 309 radar_closedev(&radar); 310 exit(0); 311 } 312